Description
New Brake Master Cylinder 1-1/8-inch bore size FF54847 Dual Port
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-1/8-inch bore size (Essential for heavy-duty pressure calibration)
- Outlet Size: 1/2-20 & 7/16-24 INV (Dual port configuration for versatile plumbing)
- Application: Medium-to-heavy duty trucks and industrial hydraulic systems.
- Companion Repair Kit: N/A (Contact us for maintenance options)
Verified Casting & Part Numbers
Matching your existing part number is the most reliable method to ensure correct fitment. This unit replaces:
- FF54847
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: Dual port master cylinders like the FF54847 require careful attention during the bench-bleeding process to ensure all trapped air is removed from both galleries. When installing, verify that the pushrod is perfectly aligned to prevent side-loading the piston seals. Improper adjustment of the rod is a leading cause of premature failure in high-pressure applications. Always use fresh fluid to protect the internal honed surfaces of the 1-1/8-inch bore.
⚠ CRITICAL: Verify Specifications
To ensure safety, verify that this master cylinder’s 1-1/8-inch bore size and dual port thread sizes match your existing unit exactly before purchasing. Proper displacement is vital for automotive and industrial braking safety.
